Finding the Fourth Proportional to 4,504,121.95, 6,756,130.51 and 1,808,399.79
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Solution
The fourth proportional to 4,504,121.95, 6,756,130.51 and 1,808,399.79 is: 2,712,578.65
Step by Step Solution
- Step 1: Write the proportion equation
4,504,121.95 : 6,756,130.51 = 1,808,399.79 : x - Step 2: Convert to fraction form
4,504,121.95/6,756,130.51 = 1,808,399.79/x - Step 3: Cross multiply
4,504,121.95x = 6,756,130.51 × 1,808,399.79 - Step 4: Simplify right side
4,504,121.95x = 12,217,785,016,311.08 - Step 5: Solve for x
x = 12,217,785,016,311.08/4,504,121.95 - Step 6: Final answer
x = 2,712,578.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.